CVE-2026-75364

Summary

Comfast CF-N1-S firmware 2.6.0.1 and CF-WR630AX (2024-01-30 build), the update_interface_png SET handler in /usr/bin/webmgnt fails to sanitize the display_name parameter. User-controlled input is concatenated via sprintf() into the unquoted shell command /etc/rrd/graphinterface %s %s and executed by system() with root privileges. A remote authenticated attacker can inject arbitrary commands

Affected Software

Weaknesses

• n/a

References

• https://github.com/Flechao1/iot-vuln/tree/main/cve-pocs/CVE-2026-75364

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